GB1575492A - Aperture correction in a thermal imaging apparatus - Google Patents
Aperture correction in a thermal imaging apparatus Download PDFInfo
- Publication number
- GB1575492A GB1575492A GB8535/78A GB853578A GB1575492A GB 1575492 A GB1575492 A GB 1575492A GB 8535/78 A GB8535/78 A GB 8535/78A GB 853578 A GB853578 A GB 853578A GB 1575492 A GB1575492 A GB 1575492A
- Authority
- GB
- United Kingdom
- Prior art keywords
- signals
- signal
- detectors
- delay
- serial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000001931 thermography Methods 0.000 title claims description 15
- 238000012937 correction Methods 0.000 title claims description 12
- 230000003111 delayed effect Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000010363 phase shift Effects 0.000 claims description 5
- 238000012546 transfer Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/20—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from infrared radiation only
- H04N23/23—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from infrared radiation only from thermal infrared radiation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2715997A DE2715997C2 (de) | 1977-04-09 | 1977-04-09 | Aperturkorrektur bei einem Wärmebildgerät |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1575492A true GB1575492A (en) | 1980-09-24 |
Family
ID=6006058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8535/78A Expired GB1575492A (en) | 1977-04-09 | 1978-03-03 | Aperture correction in a thermal imaging apparatus |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2715997C2 (de) |
FR (1) | FR2386948A1 (de) |
GB (1) | GB1575492A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3245398C1 (de) * | 1982-12-08 | 1987-03-12 | Eltro Gmbh | Verfahren und Vorrichtung zum Selektieren eines Punktzieles |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2414430C3 (de) * | 1974-03-27 | 1981-04-02 | Hughes Aircraft Co., Culver City, Calif. | Schaltungsanordnung zur getasteten Verstärkungsregelung |
-
1977
- 1977-04-09 DE DE2715997A patent/DE2715997C2/de not_active Expired
-
1978
- 1978-02-28 FR FR7805709A patent/FR2386948A1/fr active Granted
- 1978-03-03 GB GB8535/78A patent/GB1575492A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2386948B1 (de) | 1982-05-07 |
FR2386948A1 (fr) | 1978-11-03 |
DE2715997B1 (de) | 1978-08-10 |
DE2715997C2 (de) | 1979-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0406410B1 (de) | Szenenabhängige kompensation inhomogen verteilter detektorempfindlichkeit einer bilddetektormatrix | |
CN100518245C (zh) | 图像信号处理设备和方法 | |
KR100202343B1 (ko) | 셰이딩 보정 장치 | |
US4647976A (en) | Apparatus and method for producing a still image video signal using solid-state imaging device | |
AU609026B1 (en) | Signal processor | |
US3959770A (en) | Method and apparatus for error compensation in multichannel systems | |
US4455574A (en) | Image pickup device | |
EP1146479A3 (de) | Bildverarbeitungsverfahren und -Vorrichtung | |
US3751586A (en) | Circuit system for compensating the influence of the back-ground radiation on the picture display in an infra-red camera | |
US4240103A (en) | Method for the additive and multiplicative spurious signal compensation | |
EP0332219A2 (de) | Schaltkreis zur Geisterbildunterdrückung | |
DE19816003C2 (de) | Verfahren zum Korrigieren der Grauwerte von Bildern einer digitalen Infrarot-Kamera | |
US5347590A (en) | Spatial filter for an image processing system | |
GB2185166A (en) | Imaging apparatus | |
US3002048A (en) | Stabilized image scanner | |
GB1575492A (en) | Aperture correction in a thermal imaging apparatus | |
US4868389A (en) | Thermal imager | |
US5153717A (en) | Color camera of surface-sequence system | |
KR930011737A (ko) | 고체 촬상 소자를 갖는 비디오 카메라 | |
US4288817A (en) | Method and a device for eliminating fixed error disturbances in a pyroelectric vidicon | |
US4652929A (en) | Method of and apparatus for making video images | |
GB1068261A (en) | Improvements relating to beam current control circuits for television cameras | |
US6262762B1 (en) | Film scanner with scaling signal | |
SU1601777A1 (ru) | Устройство дл коррекции апертурных искажений телевизионных сигналов | |
JPH0640255B2 (ja) | 画像信号処理装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |